Meets the requirement of NFPA 302 stating that "All vessels 26 feet or more in length with accommodation spaces intended for sleeping shall be equipped with a single station smoke alarm that is listed to UL217 RV for recreational vehicles." Dimensions: 4...

Remote Loud Horn. The RH-1 loud horn is for the hearing impaired or installation with extreme ambient noise levels. This horn produces 85 decibel output. Designed to be used with the following fume detectors: M-2A-R. MB-2-R